body{
    margin: 0 auto;
    width: 1000px;
    padding-top: 20px;
    border: 1px solid black;
}
.errMsg {
    color: red;
    font-size: 8px;
    font-weight: bold;
}
.stable tr td{
    border: 1px solid black;
    width: 400px;
    text-align: center;
}

